This 4 screen set comes with one of each mesh size. You can classify your concentrates as needed for best gold recovery. Proper sizing of gold bearing material with a classifier screen before processing, is vital to reliable fine gold recovery.
• 20, 30, 40, 60 - Holes per Sq. Inch • Diameter: 5 3/4” Height 3 1/2" • 304 Stainless Steel Wire Mesh • Green Color - Plastic • Stacking Design
Processing the gold bearing material in different mesh sizes separately, makes clean up and fine gold recovery much more efficient and reliable